became known as obama care, the most significant overhaul since medicare and medicaid in the 1960s. he pushed to shore up banks aftethe financial crisis. congress passed legislation two years ago imposing stricter regulations on financial institutions and giving more protection to customers. reforming the nation's finances has proved more difficult. republicans criticize obama for the mounting national debt, and they say the unemployment rate, 7.8%, is unacceptably high. >> the latest poll suggests the candidates are running close, but they were taken before the storm hit shore. earlier gene otani spoke about obama's successes and his failures. >> the president is not the first president obviously to promise change, but he certainly made that word stick. how do voters think he's done? >> obama did change a number of things and not the least of which is of course health care reform. presidents on both sides of the aisle tried before him and failed. and he ended the war in iraq and he passed the stimulus among a number of other financial initiatives. somexper say hwas peap too ambitious.